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Finding the Fourth Proportional to 93,381.68, 140,081.08 and 37,208.16

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Solution

The fourth proportional to 93,381.68, 140,081.08 and 37,208.16 is: 55,815.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,381.68 : 140,081.08 = 37,208.16 : x
  2. Step 2: Convert to fraction form
    93,381.68/140,081.08 = 37,208.16/x
  3. Step 3: Cross multiply
    93,381.68x = 140,081.08 × 37,208.16
  4. Step 4: Simplify right side
    93,381.68x = 5,212,159,237.61
  5. Step 5: Solve for x
    x = 5,212,159,237.61/93,381.68
  6. Step 6: Final answer
    x = 55,815.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.